Home / 2,966.36-4,093.45-1,621.94

Finding the Fourth Proportional to 2,966.36, 4,093.45 and 1,621.94

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Solution

The fourth proportional to 2,966.36, 4,093.45 and 1,621.94 is: 2,238.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.36 : 4,093.45 = 1,621.94 : x
  2. Step 2: Convert to fraction form
    2,966.36/4,093.45 = 1,621.94/x
  3. Step 3: Cross multiply
    2,966.36x = 4,093.45 × 1,621.94
  4. Step 4: Simplify right side
    2,966.36x = 6,639,319.53
  5. Step 5: Solve for x
    x = 6,639,319.53/2,966.36
  6. Step 6: Final answer
    x = 2,238.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.